Tray for quartz crystals



FIG. 1 is a perspective view of my new tray for quartz crystals;

FIG. 2 is a top view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is an end view thereof; and

FIG. 5 is a bottom view thereof. 

The ornamental design for a tray for quartz crystals, as shown and described. 